Pterosaurs to Birds

This site presents the idea that birds developed from flying pterosaurs. This is a credible alternative to the current, mainstream idea that birds developed from land-based dinosaurs.

Wednesday, January 25, 2012

* Dinosaurs did not have feathers

http://news.nationalgeographic.com/news/2006/03/0315_060315_dinosaur.html The fossil of a small, predatory dinosaur discovered in Germany ...

Friday, January 6, 2012

Taking a break from pterosaurs

Here is a study: http://www.sciencedaily.com/releases/2011/07/110718111421.htm The face of a frog: Time-lapse video reveals never-before...

Wednesday, December 28, 2011

Flamingo Lineage (2)

Here is an enhancement to the possible flamingo lineage: Pterosaur (Ctenochasmatidae ) Pterodaustro ---> Presbyornithid subgroup--...

Friday, December 23, 2011

Summary

Here is a summary of the basic ideas of this site. This is a work in progress.: Birds developed in a lineage from proto-pterosaurs (e...

Monday, December 19, 2011

The Flamingo Lineage

Here is an introduction to the flamingo lineage: A preliminary, possible lineage: Pterosaur (Ctenochasmatidae) Pterodaustro --> Pri...

Sunday, December 18, 2011

Categories

For ease of reference, here is the list of links to the categories I have analyzed to this point. This is a work in progress. SEE UPDATED C...

Friday, December 16, 2011

Cladistics - Sleight of Hand

http://archosaurmusings.wordpress.com/2008/12/19/monophyletic-paraphyletic-and-polyphyletic/ " Birds are dinosaurs, that is, they are ...

Saturday, December 10, 2011

The absurdity of cladistics

http://en.wikipedia.org/wiki/Evolutionary_grade "An evolutionary grade is a group of species united by morphological or physiological ...

Ancestral relationships

Here is another example of cladists struggling with an ancestral relationship. Keep in mind that cladistics does not recognize ancestral rel...

Friday, December 9, 2011

* "An important unanswered question"

More from this 2011 study: http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0028672 "The timing and sequence of eve...

Thursday, December 8, 2011

Enantiornithes - versatile fliers

Here is a new study that contains some very interesting material. Here is one small part concerning Enantiornithes : http://www.plosone.o...

Monday, December 5, 2011

* No dino to bird lineage

It may be surprising for some people to learn that the dino to bird theory is not supported by any fossils. Those who propose the dino to bi...

Friday, November 25, 2011

New opinions ...

“New opinions are always suspected, and usually opposed, without any other reason but because they are not already common." ~John Lock...

Thursday, November 24, 2011

What is the alternative?

http://www.jstor.org/pss/4085810 According to this reference, for a long time, folks thought that birds evolved from "pseudosuchian ar...

Wednesday, November 23, 2011

Pterosaur teeth are like bird teeth

Pterosaur teeth: https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhAHLEntit9Gt4iqsjZqcfoT5IHjB8ISKCbqCaIAJ2dy7x8YMypjw1ZzUHBCmP2...

Friday, November 11, 2011

Uniqueness

http://bigcat.fhsu.edu/biology/cbennett/flotsam/Bennett-2008-forelimb-myology.pdf "...the large size, great length, and unconventional...

Thursday, November 10, 2011

A question about the pterosaur wing finger folding

Does this drawing represent the current thinking about how the pterosaur folded its wing finger? http://pterosaurheresies.files.wordpress....

Monday, November 7, 2011

Propatagium

Pterosaur: http://en.wikipedia.org/wiki/Pterosaur "The pterosaur wing membrane is divided into three basic units. The first, calle...

Friday, November 4, 2011

Birdman

For fun: http://www.youtube.com/watch?v=5N9t5qOSzCU&feature=related

Ventilation - pterosaurs are like birds

http://news.sciencemag.org/sciencenow/2009/02/19-02.html " Modern birds sustain their flight with an efficient ventilation system t...

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